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DPT 7015 Clinical Anatomy > Quiz 2: Thorax > Flashcards

Quiz 2: Thorax Flashcards

1
Q

origin of anterior scalene

A

C3-C6 transverse process

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2
Q

insertion of anterior scalene

A

1st rib

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3
Q

origin of middle scalene

A

C1-C2 transverse processes

C3-C7 transverse processes

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4
Q

insertion of middle scalene

A

1st rib

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5
Q

origin of posterior scalene

A

C5-C7 transverse processes

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6
Q

insertion of posterior scalene

A

2nd rib

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7
Q

scalene action

A

Ribs mobile: elevates upper ribs
Ribs fixed: flexes C-spine to SAME side
flexes neck

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8
Q

external intercostal origin/insertion

A

lower rib to upper margin of next lower rib

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9
Q

origin/insertion of internal intercostal

A

lower rib to upper margin of next lower rib

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10
Q

origin/insertion of innermost intercostal

A

lower rib to upper margin of next lower rib

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11
Q

external intercostal action

A

elevate ribs
support intercostal spaces
stabilize chest wall

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12
Q

internal/innermost intercostal action

A

depress ribs
support intercostal spaces
stabilize chest wall

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13
Q

subcostal origin/insertion

A

lower ribs to inner surface of ribs 2-3 below

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14
Q

subcostal action

A

depress ribs (expiration)

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15
Q

transversus thoracis origin

A

sternum and xiphoid process

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16
Q

transversus thoracis insertion

A

2nd - 6th ribs

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17
Q

tranversus thoracis action

A

weakly depress ribs

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18
Q

subclavius origin

A

1st rib

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19
Q

subclavius insertion

A

clavicle

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20
Q

subclavius action

A

steady clavicle in sternoclavicular joint

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21
Q

pectoralis minor origin

A

3rd-5th ribs

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22
Q

pectoralis minor insertion

A

coracoid process

23
Q

pectoralis minor action

A

scapula downward causing inferior angle to move posteromedially
rotates glenoid inferiorly assists in respiration

24
Q

Serratus Anterior superior part origin

A

1st to 9th ribs

25
Q

Serratus Anterior intermediate part origin

A

1st to 9th ribs

26
Q

Serratus Anterior inferior part origin

A

1st to 9th ribs

27
Q

Serratus Anterior superior part insertion

A

scapula - costal and dorsal

28
Q

Serratus Anterior intermediate part insertion

A

scapula - costal and medial border

29
Q

Serratus Anterior inferior part insertion

A

scapula - costal surface medial border & costal dorsal on inferior angle

30
Q

Serratus Anterior superior part action

A

lowers the raised arm

31
Q

Serratus Anterior intermediate part action

A

draws scapula laterally forward

elevates ribs with shoulder is fixed

32
Q

Serratus Anterior inferior part action

A

rotates inferior angle of scapula laterally forward

elevation of arm above 90 degress

33
Q

pectoralis major clavicular part origin

A

clavicle

34
Q

pectoralis major clavicular part insertion

A

humerus

35
Q

pectoralis major clavicular part action

A

adduction
internal rotation
flexion
assist in respiration when shoulder is fixed

36
Q

pectoralis major sternocostal part origin

A

sternum and costal cartilage

37
Q

pectoralis major sternocostal part insertion

A

humerus

38
Q

pectoralis major sternocostal part action

A

adduction
internal rotation
flexion
assist in respiration when shoulder is fixed

39
Q

pectoralis major abdominal part origin

A

rectus sheath

40
Q

pectoralis major abdominal part insertion

A

humerus

41
Q

pectoralis major abdominal part action

A

adduction

internal rotation

42
Q

coracobrachialis origin

A

scapula

43
Q

coracobrachialis insertion

A

humerus

44
Q

coracobrachialis action

A

flexion
adduction
internal rotation

45
Q

diaphragm costal part origin

A

7th-12th ribs

46
Q

diaphragm costal part insertion

A

central tendon

47
Q

diaphragm costal part action

A

principal muscle of respiration

aids in compressing abdominal viscera

48
Q

diaphragm lumbar part origin

A

medial part
L1-L3 vertebral bodies
intervertebral disks
anterior longitudinal ligament

49
Q

diaphragm lumbar part insertion

A

central tendon

50
Q

diaphragm lumbar part action

A

principal muscle of respiration

aids in compressing abdominal viscera

51
Q

diaphragm sternal part origin

A

xiphoid process

52
Q

diaphragm sternal part insertion

A

central tendon

53
Q

diaphragm sternal part action

A

principal muscle of respiration

aids in compressing abdominal viscera

DPT 7015 Clinical Anatomy (9 decks)

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